Why will the DVD not read?

The DVD goes in but it will not read and will not play

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0

crwdns2942205:01crwdne2942205:0:

Hi, Does the disc spin at all? See if it is in the same 'position' when it comes out as when you put it in. Have you tried another disc to see if it works OK? What is the model number of your player?

crwdns2934271:0crwdnd2934271:0crwdne2934271:0

crwdns2934285:0crwdne2934285:0